UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'HzdxKQUrHJ8JtXpAtIvd2Eg/WylEAr6KnDdc3kFJ9dw=' 
WHERE 
  key_id = '91e2f074180e06530d71619e3417cdb1838db34f042b5cada135af32277c8146' 
  AND (
    token = 'HzdxKQUrHJ8JtXpAtIvd2Eg/WylEAr6KnDdc3kFJ9dw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )